Petrol

Petrol

a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights and other liquid organic compounds, that are found in geologic formations beneath the Earth's surface. A fossil fuel, it is formed when large quantities of dead organisms, usually zooplankton and algae, are buried underneath sedimentary rock and undergo intense heat and pressure.

Industry: Energy

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Petrol

Alternate energy source for primary heater

Energy; Coal

The fuel that would be used in place of the usual main heating fuel if the building had to switch fuels. (See Fuel-Switching Capability.)

Biomass waste

Energy; Coal

Organic non-fossil material of biological origin that is a byproduct or a discarded product. Biomass waste includes municipal solid waste from biogenic sources, landfill gas, sludge waste, ...

Coal bed

Energy; Coal

A bed or stratum of coal. Also called a coal seam.

Direct electricity load control

Energy; Coal

The utility instals a radio-controlled device on the HVAC equipment. During periods of particulary heavy use of electricity, the utility will send a radio signal to the building in its service ...

Coal carbonised

Energy; Coal

The amount of coal decomposed into solid coke and gaseous products by heating in a coke oven in a limited air supply or in the absence of air.

Direct mining cost

Energy; Coal

Operating cost directly attributable to the mining of ore, including costs for labor,supervision, engineering, power, fuel, supplies, equipment replacement, maintenance, and taxes on production.

Coal chemicals

Energy; Coal

Coal chemicals are obtained from the gases and vapour recovered from the manufacturing of coke. Generally, crude tar, ammonia, crude light oil, and gas are the basic products recovered. They are ...